/* 全局样式 */
body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    font-family: Arial, sans-serif;
    background-color: #f5f5dc;
    display: flex;
    justify-content: center;
    align-items: center;
}
body {
    background-image: url('../assets/icons/background01.webp');
}

/* 容器样式 */
.intro, .container {
    width: 70%;
    max-width: 800px;
    padding: 100px;
    /* background-color: #ffffff; */
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}
/* 调整表单选项 */
form {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    flex-direction: column; 
    margin-bottom: 20px;
}
/* 文字和标题样式 */
h1 {
    font-size: 2.5em;
    margin-bottom: 100px;
}

p {
    font-size: 1.2em;
    margin-bottom: 20px;
}

/* 渐隐效果 */
.fade-out {
    opacity: 0;
    transition: opacity 2s ease;
}

/* 隐藏元素 */
.hidden {
    display: none;
}

